JPH0458819U - - Google Patents

Info

Publication number
JPH0458819U
JPH0458819U JP1990101336U JP10133690U JPH0458819U JP H0458819 U JPH0458819 U JP H0458819U JP 1990101336 U JP1990101336 U JP 1990101336U JP 10133690 U JP10133690 U JP 10133690U JP H0458819 U JPH0458819 U JP H0458819U
Authority
JP
Japan
Prior art keywords
value
wavelength
optical disk
refractive index
disk substrate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP1990101336U
Other languages
English (en)
Japanese (ja)
Other versions
JP2541033Y2 (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1990101336U priority Critical patent/JP2541033Y2/ja
Publication of JPH0458819U publication Critical patent/JPH0458819U/ja
Application granted granted Critical
Publication of JP2541033Y2 publication Critical patent/JP2541033Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
JP1990101336U 1990-09-27 1990-09-27 光ディスク Expired - Fee Related JP2541033Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990101336U JP2541033Y2 (ja) 1990-09-27 1990-09-27 光ディスク

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990101336U JP2541033Y2 (ja) 1990-09-27 1990-09-27 光ディスク

Publications (2)

Publication Number Publication Date
JPH0458819U true JPH0458819U (enExample) 1992-05-20
JP2541033Y2 JP2541033Y2 (ja) 1997-07-09

Family

ID=31844704

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990101336U Expired - Fee Related JP2541033Y2 (ja) 1990-09-27 1990-09-27 光ディスク

Country Status (1)

Country Link
JP (1) JP2541033Y2 (enExample)

Also Published As

Publication number Publication date
JP2541033Y2 (ja) 1997-07-09

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Legal Events

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